<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8" />
        <title>Name Example: 插值语法</title>
        <!-- import Vue -->
        <script type="text/javascript" src="../js/vue.js"></script>
    </head>
    <body>
        <div id="root">
            姓：<input type="text" v-model="firstName"><br/><br/>
            名：<input type="text" v-model="lastName"><br/><br/>
            全名：<span>{{firstName.slice(0,3)}}-{{lastName}}</span>
        </div>
    </body>

    <script type="text/javascript">
        Vue.config.productionTip = false // 阻止vue在启动时生成生产提示。
        new Vue({
            el:'#root',
            data:{
                firstName: '张',
                lastName: '三'
            }
        })
    </script>
</html>